The wife of Pulse Nightclub shooter Omar Mateen knew about his plans to attack and did not try to stop him, Fox News reported.

According to Fox News report, Mateen’s wife Noor Salman, was aware of Mateen’s plan to open fire at the nightclub and may have even been called before the attack.

A source told Fox News that Salman will likely be arrested soon.

“Meanwhile, the FBI is investigating reports that Mateen visited Pulse several times before the attack, a U.S. official told The Associated Press on Tuesday. A law enforcement source told Fox News that Salman drove Mateen to Pulse on at least one prior occasion,” Fox News reported.

Check back on Knight News for coverage of the Pulse Nightclub shooting.